Test Chemistry - Luca, Jean Monnet HS

A substance with pH above 7

A substance that releases hydrogen ions (H⁺) in water

A substance that turns litmus paper blue

A substance that only exists in solids

A substance with pH below 7

A substance that tastes sour

A substance that releases hydroxide ions (OH⁻) in water

A substance that cannot dissolve in water

Soap

Vinegar

Baking soda

Toothpaste

Lemon juice

Orange juice

Baking soda

Vinegar

Two acids react together

An acid reacts with a base to form salt and water

A base becomes stronger

Water turns into an acid

Acids have a pH greater than 7

Acids often have a sour taste

Acids feel slippery

Acids turn red litmus paper blue